Answer:
How our body responds to light and how our body responds to danger.
Explanation:
External stimuli are changes that happen outside the body that our body's scenes can detect.
The answer is A , I hope this is not to late
The most common organisms with exoskeletons are arthropods which include insects (bees, ants), arachnids (spiders) and crustaceans (lobsters and crabs).
Evan is a substance produced by a living organism which acts as a chemical symbol en
Explanation:
enzyme is produce by a living organism which acts as a catalyst to bring about a specific biochemical chemistry